Home / 3,132,400.80-4,698,601.20-2,137,072.80

Finding the Fourth Proportional to 3,132,400.80, 4,698,601.20 and 2,137,072.80

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Solution

The fourth proportional to 3,132,400.80, 4,698,601.20 and 2,137,072.80 is: 3,205,609.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132,400.80 : 4,698,601.20 = 2,137,072.80 : x
  2. Step 2: Convert to fraction form
    3,132,400.80/4,698,601.20 = 2,137,072.80/x
  3. Step 3: Cross multiply
    3,132,400.80x = 4,698,601.20 × 2,137,072.80
  4. Step 4: Simplify right side
    3,132,400.80x = 10,041,252,822,567.36
  5. Step 5: Solve for x
    x = 10,041,252,822,567.36/3,132,400.80
  6. Step 6: Final answer
    x = 3,205,609.20

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.